12985246

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20101}}^1$

素因数の和:20139

約数の個数: 16

約数和(自身を含む): 21710160

約数和(自身を除く): 8724914

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 20101, 40202, 341717, 381919, 683434, 763838, 6492623, 12985246]

約数ペア:

[(1, 12985246), (2, 6492623), (17, 763838), (19, 683434), (34, 381919), (38, 341717), (323, 40202), (646, 20101)]